constant tension winch

例句：

1. 1. The continuoustension winch is used to lift heavy loads.
   持续张力绞车用于提升重物。
2. 2.The constant tension winch has been a critical tool for mining operations.
   持续张力绞车一直是采矿作业的关键工具。
3. 3.The constant tension winch was designed to be easily transported and operated.
   持续张力绞车设计得便于运输和操作。